XML 33 R23.htm IDEA: XBRL DOCUMENT v3.21.1
SEGMENTS AND GEOGRAPHIC INFORMATION (Tables)
3 Months Ended
Mar. 31, 2021
Segment Reporting [Abstract]  
Revenue from External Customers by Geographic Areas
The table below presents our revenue by geographic area (in thousands) and is categorized based on the location of the customer.

Three Months Ended March 31,
20212020
Japan$494 $501 
China93 36 
Other21 
     Total revenue$608 $544